Evidence map›Paper›PMID 30041421›Full record

ArticleSensors (Basel, Switzerland)2018

ED-FNN: A New Deep Learning Algorithm to Detect Percentage of the Gait Cycle for Powered Prostheses.

Huong Thi Thu Vu, Felipe Gomez, Pierre Cherelle, Dirk Lefeber, Ann Nowé, Bram Vanderborght

Open access · goldAbstract read
In one paragraph

Article in Sensors (Basel, Switzerland), 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed, 1 pooled it
4.8field-weighted citation impact, top 4% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

22 citing papers in PubMed, 1 synthesis or guideline pooled it, 82 citations in OpenAlex.

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  18. An Acceleration Based Fusion of Multiple Spatiotemporal Networks for Gait Phase Detection.International journal of environmental research and public health · 2020
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors at 1 institution in 1 country.

Huong Thi Thu VuRobotics & MultiBody Mechanics Research Group (R& MM) and Artificial Intelligence Lab, Vrije Universiteit Brussel and Flanders Make; Pleinlaan 2, 1050 Brussel, Belgium. vu.huong@vub.ac.be.ORCID 0000-0001-8512-2784
Felipe GomezRobotics & MultiBody Mechanics Research Group (R& MM) and Artificial Intelligence Lab, Vrije Universiteit Brussel and Flanders Make; Pleinlaan 2, 1050 Brussel, Belgium. felipe.gomez.marulanda@vub.ac.be.ORCID 0000-0002-9266-5485
Pierre CherelleRobotics & MultiBody Mechanics Research Group (R& MM) and Artificial Intelligence Lab, Vrije Universiteit Brussel and Flanders Make; Pleinlaan 2, 1050 Brussel, Belgium. pierre.cherelle@vub.ac.be.
Dirk LefeberRobotics & MultiBody Mechanics Research Group (R& MM) and Artificial Intelligence Lab, Vrije Universiteit Brussel and Flanders Make; Pleinlaan 2, 1050 Brussel, Belgium. dlefeber@vub.ac.be.
Ann NowéRobotics & MultiBody Mechanics Research Group (R& MM) and Artificial Intelligence Lab, Vrije Universiteit Brussel and Flanders Make; Pleinlaan 2, 1050 Brussel, Belgium. ann.nowe@vub.ac.be.
Bram VanderborghtRobotics & MultiBody Mechanics Research Group (R& MM) and Artificial Intelligence Lab, Vrije Universiteit Brussel and Flanders Make; Pleinlaan 2, 1050 Brussel, Belgium. Bram.Vanderborght@vub.be.ORCID 0000-0003-4881-9341
Vrije Universiteit Brussel · BE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Throughout the last decade, a whole new generation of powered transtibial prostheses and exoskeletons has been developed. However, these technologies are limited by a gait phase detection which controls the wearable device as a function of the activities of the wearer. Consequently, gait phase detection is considered to be of great importance, as achieving high detection accuracy will produce a more precise, stable, and safe rehabilitation device. In this paper, we propose a novel gait percent detection algorithm that can predict a full gait cycle discretised within a 1% interval. We called this algorithm an exponentially delayed fully connected neural network (ED-FNN). A dataset was obtained from seven healthy subjects that performed daily walking activities on the flat ground and a 15-degree slope. The signals were taken from only one inertial measurement unit (IMU) attached to the lower shank. The dataset was divided into training and validation datasets for every subject, and the mean square error (MSE) error between the model prediction and the real percentage of the gait was computed. An average MSE of 0.00522 was obtained for every subject in both training and validation sets, and an average MSE of 0.006 for the training set and 0.0116 for the validation set was obtained when combining all subjects' signals together. Although our experiments were conducted in an offline setting, due to the forecasting capabilities of the ED-FNN, our system provides an opportunity to eliminate detection delays for real-time applications.

Indexed as

exoskeletongait event detectiongait phase predictiongait recognitionlower limb prosthesis

Identifiers

PMID30041421
PMCPMC6068484
OpenAlexW2884542918

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.